用于替换程序内多个文件的shell脚本

#!/bin/bash # Author: [王思扬] # Description: [Used to replace multiple files in the program.]  start_time=$(date +%s) # Directory for storing new files, backup files and program directory NewFileDir=/home/test/new/ BacKFileDir=/home/test/bak/ ProDir=/home/test/program   # Set colors for text GREEN='33[0;32m' YELLOW='33[1;33m' RED='33[0;31m' NC='33[0m' # No Color  # Backup function backup() {   # Create backup directory with current date   mkdir -p $BacKFileDir$(date +%F) &>/dev/null   echo -e "${GREEN}Backup directory created successfully.${NC}"    # Copy each new file to backup directory   for i in $(ls $NewFileDir); do     cp -f $(find $ProDir -name $i) $BacKFileDir$(date +%F) &>/dev/null     echo -e "${GREEN}File $i backed up successfully.${NC}"   done }  # Update function update() {     files=($(ls $NewFileDir))     for i in "${files[@]}"; do         paths=($(find $ProDir -name $i))         for path in "${paths[@]}"; do             cp -f $NewFileDir$i $path             if [ $? -eq 0 ]; then                 echo -e "${GREEN}File $i updated successfully.${NC}"             fi         done     done  }  # Rollback function rollback() {   # Find backup directory with current date     backupDir=$BacKFileDir$(date +%F)     if [ -d $backupDir ]; then       for i in $(ls $backupDir); do         find $ProDir -name $i | while read path; do           cp -f $backupDir/$i $path           if [ $? -eq 0 ]; then             echo -e "${GREEN}File $i rolled back successfully.${NC}"           fi         done       done     fi }  # Main function while :; do   echo -e "${YELLOW}Please select an operation:${NC}"   echo -e "${YELLOW}  1. Backup${NC}"   echo -e "${YELLOW}  2. Update${NC}"   echo -e "${YELLOW}  3. Rollback${NC}"   echo -e "${YELLOW}  4. Quit${NC}"   read -r -p "$(echo -e ${YELLOW}Enter your choice:${NC} )" choice    case $choice in   1)     backup     ;;   2)     update     ;;   3)     rollback     ;;   4)     echo -e "${YELLOW}Goodbye!${NC}"     exit 0     ;;   *)     echo -e "${RED}Invalid choice, please try again.${NC}"     ;;   esac done  end_time=$(date +%s) echo "Script completed in $(($end_time - $start_time)) seconds."